How AI is applied across API Evangelist and APIs.io. Read my AI disclosure →
API Evangelist API Evangelist
Discovery
Learnings
Guidance
Toolbox
Alignment
API Evangelist LLC

Knak Contacts API

Create, retrieve and list contacts in Knak Send.

Knak Contacts API is one of 27 APIs that Knak publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Contacts. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and rate-limit docs.

This API exposes 8 operations across 4 paths, and defines 11 schemas. It is described by OpenAPI 3.2.0, at version V1.

Requests are made against a single base URL, https://send.knak.io/api/public/v1.

8 operations 4 paths 11 schemas 2 DELETE3 GET2 POST1 PUT

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
V1
Base URL
https://send.knak.io/api/public/v1
Authentication
HTTP Bearer
Resource Areas
1

Authentication & Security 1

Knak Contacts API declares 1 security scheme for authenticating requests. It accepts HTTP bearer tokens (JWT) (bearerAuth). By default, every request must be authenticated.

  • bearerAuth — A bearer token generated through the Enterprise API Access menu.

Paths & Operations 8

Across 4 paths, the API surfaces 8 operations — 2 DELETE, 3 GET, 2 POST, 1 PUT. Each is listed below with its method, path, parameters, and response codes.

Contacts 8

Create, retrieve and list contacts in Knak Send.

GET
/contacts
List contacts
listContacts 6 params → 200401403422429
POST
/contacts
Create a contact
createContact body → 201400401403409422429
GET
/contacts/{id}
Retrieve a contact
getContact 1 param → 200401403404429
DELETE
/contacts/{id}
Delete a contact
deleteContact 1 param → 204401403404429
GET
/contacts/{id}/field-values
List a contact's field values
getContactFieldValues 1 param → 200401403404429
PUT
/contacts/{id}/field-values
Replace a contact's field values
replaceContactFieldValues 1 param body → 200401403404422429
POST
/contacts/bulk
Bulk upsert contacts
bulkUpsertContacts body → 200401403422429
DELETE
/contacts/bulk
Bulk delete contacts
bulkDeleteContacts body → 200401403422429

Schemas 11

The contract defines 11 schemas that model the data the API accepts and returns. The most detailed are Contact (8 properties), PaginationMeta (6 properties), ContactInput (5 properties), FieldValue (5 properties). Each schema is shown below with its type and property counts.

FieldType
string
The data type of a field.
PaginationMeta
object
Pagination metadata describing the current result window.
6 properties
HttpError
object
The error shape returned for rate-limit (429) errors.
2 properties
FieldValuesInput
object
The payload used to replace a contact's field values.
1 property 1 required
Contact
object
A contact as returned in list and create responses.
8 properties
ContactDetail
object
A contact with its associated field values, returned when retrieving a single contact.
FieldValue
object
A single field value belonging to a contact.
5 properties
ContactInput
object
The payload used to create or upsert a contact.
5 properties 3 required
ErrorList
object
The error shape returned for validation and not-found errors.
2 properties
BulkUpsertResult
object
The outcome of a bulk upsert operation.
4 properties
ErrorObject
object
The compact error shape returned for authentication, authorization and conflict errors.
1 property

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

knak-contacts-api-openapi.yml Raw ↑

Other APIs Knak publishes across the network.

Knak Asset Custom Fieldsets API
Knak AssetFolders API
Knak Assets API
Knak AvailablePlatforms API
Knak Brands API
Knak DAM Assets API
Knak Fields API
Knak Integrations API
Knak MarketingPlatformSyncs API
Knak MergeTags API
Knak Modules API
Knak OAuth2 API
Where this information came from

This is an independent, third-party profile of Knak Contacts API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

info@apievangelist.com · Read the full data-sourcing policy →
On a security or compliance team? Put security in the subject line and you will get a person, not a form — we will tell you exactly which public URLs this profile was built from.